OSHA Accident Investigation · Summary #221420839
J.M. OIL FIELD SERVICES L.L.C.
ROSS, ND·
Event description
One employee is killed, another is injured from explosion
Investigation abstract
At 8:00 p.m. on December 18, 2021, Employee #1 and Employee #2 were changing the hatch and rear facing hatch to explode off with an ensuing fireball. Employee #1 was killed and Employee #2 sustained severe burns to the face and hands and was hospitalized for treatment. right rear trailer tires on a Dragon Water tanker trailer (VIN #: 1URST422382068551) attached to Peterbilt truck (VIN#: 1XP-5D68X-X-TD373380). Employee #1, a water haul driver, and Employee #2, the shop supervisor, utilized flammable liquids, which were sprayed into the tire and ignited to seat the bead of the tire onto the single piece rim wheel. Vapors from the tanker, which had hauled approximately 40% methanol/60% water, were ignited by the flames and flashed back to the tanker, causing a pressure explosion. The ignition of vapors, which flashed back into a tanker trailer caused the tanker rear most top
Victims (2)
-
#1 Hospitalized Age 53 M
- Event type
- 14
- Occupation code
- 505
-
#2 Fatality Age 33 M
- Event type
- 14
- Occupation code
- 804
Codes shown verbatim from OSHA's accident-investigation database. A human-readable decoder is coming in a future release once the accident_lookup2 dictionary is loaded.